19932885

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 41817600

約数和(自身を除く): 21884715

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 81, 89, 105, 135, 189, 237, 267, 315, 395, 405, 445, 553, 567, 623, 711, 801, 945, 1185, 1335, 1659, 1869, 2133, 2403, 2765, 2835, 3115, 3555, 4005, 4977, 5607, 6399, 7031, 7209, 8295, 9345, 10665, 12015, 14931, 16821, 21093, 24885, 28035, 31995, 35155, 36045, 44793, 49217, 50463, 63279, 74655, 84105, 105465, 147651, 189837, 223965, 246085, 252315, 316395, 442953, 569511, 738255, 949185, 1328859, 2214765, 2847555, 3986577, 6644295, 19932885]

約数ペア:

[(1, 19932885), (3, 6644295), (5, 3986577), (7, 2847555), (9, 2214765), (15, 1328859), (21, 949185), (27, 738255), (35, 569511), (45, 442953), (63, 316395), (79, 252315), (81, 246085), (89, 223965), (105, 189837), (135, 147651), (189, 105465), (237, 84105), (267, 74655), (315, 63279), (395, 50463), (405, 49217), (445, 44793), (553, 36045), (567, 35155), (623, 31995), (711, 28035), (801, 24885), (945, 21093), (1185, 16821), (1335, 14931), (1659, 12015), (1869, 10665), (2133, 9345), (2403, 8295), (2765, 7209), (2835, 7031), (3115, 6399), (3555, 5607), (4005, 4977)]